From patchwork Mon Nov 6 13:26:01 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vasily Averin X-Patchwork-Id: 10043449 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 2006A602BF for ; Mon, 6 Nov 2017 13:26:20 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 191E129C9C for ; Mon, 6 Nov 2017 13:26:20 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0E00229CA2; Mon, 6 Nov 2017 13:26:20 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 88EC629C9D for ; Mon, 6 Nov 2017 13:26:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753148AbdKFN0N (ORCPT ); Mon, 6 Nov 2017 08:26:13 -0500 Received: from mailhub.sw.ru ([195.214.232.25]:3595 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752769AbdKFN0K (ORCPT ); Mon, 6 Nov 2017 08:26:10 -0500 Received: from [172.16.24.21] (msk-vpn.virtuozzo.com [195.214.232.6]) by relay.sw.ru (8.13.4/8.13.4) with ESMTP id vA6DQ1W1031859; Mon, 6 Nov 2017 16:26:01 +0300 (MSK) From: Vasily Averin Subject: [PATCH v3 21/21] sunrpc: exit_net cleanup check added To: netdev@vger.kernel.org Cc: "J. Bruce Fields" , Jeff Layton , linux-nfs@vger.kernel.org, Trond Myklebust , Anna Schumaker References: <4fdc4264-e338-6ee8-a662-7d98b45733a1@virtuozzo.com> Message-ID: <050f4168-80da-70a6-3bc7-6b60b46ac2a7@virtuozzo.com> Date: Mon, 6 Nov 2017 16:26:01 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 In-Reply-To: <4fdc4264-e338-6ee8-a662-7d98b45733a1@virtuozzo.com> Content-Language: en-US Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Be sure that all_clients list initialized in net_init hook was return to initial state. Signed-off-by: Vasily Averin --- net/sunrpc/sunrpc_syms.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/net/sunrpc/sunrpc_syms.c b/net/sunrpc/sunrpc_syms.c index c73de18..3ee6d8e 100644 --- a/net/sunrpc/sunrpc_syms.c +++ b/net/sunrpc/sunrpc_syms.c @@ -65,10 +65,15 @@ static __net_init int sunrpc_init_net(struct net *net) static __net_exit void sunrpc_exit_net(struct net *net) { + struct sunrpc_net *sn = net_generic(net, sunrpc_net_id); + rpc_pipefs_exit_net(net); unix_gid_cache_destroy(net); ip_map_cache_destroy(net); rpc_proc_exit(net); + WARN_ONCE(!list_empty(&sn->all_clients), + "net %x %s: all_clients list is not empty\n", + net->ns.inum, __func__); } static struct pernet_operations sunrpc_net_ops = {